AA 2332 then Y8 7456 at O'Hare
Philadelphia → Chicago → Shanghai
Timetable, Chicago time
09:07AA 2332 from Philadelphia at the gate
01:35Y8 7456 to Shanghai leaves the gate
16 h 28 apart on the timetable, overnight
Y8 7456 leaves 16 h 28 after AA 2332 arrives on the timetable: more than half a day, so not a connection we count.